Zalesie [zaˈlɛɕɛ] is a village in the administrative district of Gmina Dobrzyniewo Duże, within Białystok County, Podlaskie Voivodeship, in north-eastern Poland. It lies approximately 8 kilometres (5 mi) north-west of Dobrzyniewo Duże and 21 km (13 mi) north-west of the regional capital Białystok.